import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.attribute.UserDefinedFileAttributeView;

public class AdsTest {
    public static void main(String[] args) throws Exception {
        Path path = Paths.get("C:\\Users\\TONGWAN\\Documents\\JI-9073394\\ads_test");
        Files.writeString(path, "alternate data stream test");
        UserDefinedFileAttributeView userView = Files.getFileAttributeView(path, UserDefinedFileAttributeView.class);
        userView.write("\u0005SummaryInformation", StandardCharsets.UTF_8.encode("DONTCARE"));
    }
}